The method have more advantage in reducing the calculation time and improving the filter accuracy under the circum stance of high order dynamic model.
对于阶数很高的非线性动态模型,这种方法对于提高估计精度,减少计算量和计算时间,更有其优越性。本文利用一个九阶非线性动态模型进行仿真计算。
This article introduces the basic principle of radar narrow band doppler filters, puts up the designing method of the hardware circuit and analyzes the filter accuracy.
介绍了采用数字方法实现雷达窄带多普勒滤波器组的基本原理,给出了硬件电路的设计方法,并对滤波器精度进行了分析。
Evidently, owing to the application of Venedikov's filter based on the least squares principle, the accuracy obtained by this method is better than that by Pertsev's.
由于采用基于最小二乘原理的维尼迪柯夫滤波器,方法的精度比经典的别尔采夫方法要高。
The experiment proving: This kind digital filter method is fast, combined with statistical method can realize high accuracy filter, and can apply to industrial control extensively.
实验证明这种滤波算法速度快,结合统计滤波方法就可以实现高精度滤波,可广泛应用到工业控制中。
After field sideline test, PALL filter with high filtration accuracy was selected for filtering and separating raw gas.
经过现场侧线试验,选择了过滤精度高的PALL过滤器过滤分离原料天然气。
The formidable activated carbon and has the high accuracy paper filtration system, the filter fineness achieves 99.9%, had guaranteed resolver pure fineness, durable, washes clothing pure pretty.
强大的活性碳和配有高精度的纸质过滤系统,过滤精度达到99.9%,保证了溶剂的纯洁度,经久耐用,洗出的衣物洁净靓丽。
The designed instances show that the program has considerably high accuracy for design calculation of rotary drum vacuum filter processing compressible material.
设计实例表明该程序对于处理可压缩性物料的转鼓真空过滤机的设计计算具有较高的准确度。
On the basis of the programmable PID tuning, a filter of speed and acceleration feedforward is provided to insure the static accuracy and dynamic performance of the system.
该系统在可编程PID整定的基础上,提供了速度、加速度前馈滤波,以保证系统的静态精度和动态性能。
These years, it is the latest research subject that GPS timing frequency calibrating data has been conducted by using Kalman filter technology in order to increase accuracy.
利用卡尔曼滤波技术对GPS定时校频数据进行处理提高精度,是国际上近几年的最新研究课题。
We gives a collaborative algorithms named message inoculation which make the mail users sharing information so as to improve the accuracy of a filter.
重点介绍了一种叫做信息接种的协作过滤算法,它使邮件用户实现协作,提高垃圾邮件过滤器的准确率。
The initial angular positions of the joints are estimated by the extended Kalman filter algorithm, then the manipulator's absolute locating accuracy in its workspace is guaranteed indirectly.
利用扩展卡尔曼滤波算法估计机械手各关节的初始角位置,从而间接地保证机械手在工作空间内的绝对定位精度。
Meanwhile, an accurate nonlinear filter model for moving base alignment is built, which meets the requirements of alignment velocity and accuracy in air-to-air missiles.
同时,针对初始对准对准精度与快速性的要求,建立了动基座传递对准精确的非线性滤波模型。
Simulation result shows that the presented method reduces the error of actual filter, improves the accuracy and can amend filter's parameters on-line.
仿真结果表明,两种方法结合,可以有效地防止滤波器发散,缩小实际的滤波误差,提高滤波精度,实现滤波器参数的在线改进。
This filter can be used in navigation, antenna tracking, and telemetry data processing systems to improve the locating accuracy and to realize the flight mode auto judgment.
本方法可用于导航控制、天线跟踪和遥测数据处理等系统中,可以提高定位的准确性,并进行飞行模式的自动判决。
Concerning the problem to instability and low accuracy of the passive filter on bearings-only target tracking, a modified adaptive Extended Kalman filter algorithm on polar coordinate is presented.
在水下被动目标跟踪系统中,直角坐标系下的扩展卡尔曼滤波器容易发散而导致滤波精度很差。
Therefore, the filter of CE signals is significant to the accuracy and validity of analytical results.
因此,毛细管电泳信号的滤噪处理对于确保分析结果的准确性和有效性具有重要意义。
By measuring equipments' noise and estimating its value through Kalman filter, the accuracy of the equipments was effectively enhanced.
根据设备系统噪声及量测噪声的统计特性,对采样信号运用卡尔曼滤波技术,提高了测量精度。
Due to the frequency pulling of FLL, the passband of the filter in PLL can be made very narrow to suppress the noise, and the PLL can lock carrier's phase with high accuracy.
由于有锁频环的频率牵引,锁相环路滤波器可以设计得很窄,具有很好的抑噪性能,满足精确跟踪载波相位的要求。
The results of simulation indicate that this new approach has a better accuracy than the traditional Kalman filter and strong tracking Kalman filter in the field of maneuvering target tracking.
仿真结果表明,该改进滤波器跟踪机动目标的精度高于常规卡尔曼滤波器和强跟踪卡尔曼滤波器。
The results show that the tracking accuracy, the responsibility to target mobility and the implementation of steady Kalman filter are good.
结果表明:恒定增益卡尔曼滤波器在跟踪精度,对目标机动的响应能力以及可实现性等指标上都具有较好的特性。
The mail filter based on improved ABNET is better at adaptation and accuracy in experiments, compared with traditional mail filters.
在此基础上设计的邮件过滤器,和传统的邮件过滤器相比,实验结果表明其具有自适应能力好、准确性高等优点。
The Kalman filter, SINS technique, transfer alignment and GPS-aided navigation in JDAM system are analyzed based on the system composition and accuracy analysis.
在对JDAM系统组成和精度分析的基础上,详细讨论了JDAM系统的卡尔曼滤波器、捷联惯性导航技术、传递对准和GPS辅助惯性制导等技术。
Therefore, this paper studies particle filter algorithm based WLAN indoor tracking technology; further improve indoor positioning accuracy by optimizing particle filter algorithm.
因此,本文主要研究基于粒子滤波算法的WLAN室内跟踪技术,并通过对粒子滤波算法的改进来寻找提高室内跟踪精度的算法。
This system takes the Kalman filter as core algorithm to fuse data so that the positioning accuracy and system reliability can be improved.
采用了卡尔曼滤波为核心算法的数据融合,来提高组合导航系统的定位精度和可靠性。
This paper explores the application of an extended Kalman filter in flotation processes to improve the accuracy of grade analysis value.
本文探讨了将推广的卡尔曼滤波器用于浮选过程,以改进品位分析值精度的问题。
Experiments show that this filter has higher accuracy.
实验表明,多级滤波器能提高预测结果的精度。
Speckle in SAR images will disturb classification accuracy. Vector filter of speckle is used to dual-frequency images before classification.
SAR图像的相干斑会影响图像的分类准确度和精度,在进行分类处理前,对双波段全极化SAR图像相干斑进行矢量滤波处理。
Incidentally, instead of relying on any single provider, I think it's better to use all providers and trust them according to their accuracy using a Kalman filter.
顺便说一下,而不是依赖任何单一供应商,我认为这是更好地使用所有提供者和信任他们根据他们的使用卡尔曼滤波精度。
This algorithm overcomes the weakness of the FIMM with low estimation accuracy and the limitations of the adaptive filter based on the "current"statistical model.
该算法克服了模糊交互多模型算法精度较低和当前统计模型自适应滤波器方差调整有限的缺点。
The utility model relates to a self-washing filter with high filtering accuracy, wide application and low application cost.
本实用新型涉及一种自冲洗过滤器,其过滤精度高,应用范围广,使用成本低。
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